Digital differential analyzer



. .i-. G. STEELE ETAL 2,900,134

' DIGITAL DIFFERENTIAL ANALYZER Aug. 18, 19 59.

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DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 :52 Sheets-Sheet 2,,%;z2;%&

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DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 32 Sheets-Sheet 3COM/ 07152 UN/ 7' mam/ran. Flax 0 6. 5766-26 W/LLMM F. 6014/50 file/.2.Ave/Ir drran 4/5) Aug. 18, 1959 F. (5.. STEELE ETAL.

DIGITAL DIFFERENTIAL ANALYZER 52 Sheets-Sheet 5 Filed March 26 1951 g YI Aug.'18, 1959" E. G. STEELE ETAL 2,900,134

DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 32 Sheets-Sheet ejllll E KN 8, 1959 F. G. STEELE" ET A; 2,900,134

DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 32 Sheets-Sheet 7 fixQQ II Aug. 18, 1959 F. G. STEELE ET AL 2,

DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 32 Sheets-Sheet 8 L 260? Arr-024's) Aug. 18, 1959 F. G. STEELE ET AL 2,900,134

' DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 52 Sheets-Sheet 9M426? WM @W 77/6/12. earn r Irma/l5) Aug. 18, 1959 F. G. STEELE/ETALDIGITAL DIFFERENTIAL ANALYZER 32 Sheets-Sheet 11 Filed March 26. 1951mmmmw DIGITAL DIFFERENTIAL ANALYZER I I 0 I I 0 I J I 0 I I -J7'A00JAug.18,l959

Filed March 26 1951 6 1 5 W 055 A r 0 fl r wan .w W 0 ,1 N V -II 5 4 r 1A Z 0; F2 0, 2 0 0 0 4 7 I. I 1 1 1 01 78 44 Aug. 18, 1959 F. G. STEELEEI'AL 2,900,134

DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 32 Sheets-Sheet 14 Iwwwzw/ I Agni Irma/var A 13, 1959 F. G. STEELE ET AL 2,900,134

DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 32 Sheets-Sheet 16271 271 A27! \(275 X L 275 [101 0 a 676618 10/11/414 5 (Oil/601V Aug.18, 1959 F. G. STEELE ET A J DIGITAL DIFFERENTIAL ANALYZER 32Sheets-Sheet 17 Filed March 26 1951.

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' I DIGITAL DIFFERENTIAL ANALYZER Filed March 26, 1951 52 Sheets-Sheet2O HIP- F101 I:

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